{"data":{"id":"us/40-cfr-63.402","jurisdiction":"us","citation":"40 CFR 63.402","heading":"Standard.","body":"No owner or operator of an IPCT shall use chromium-based water treatment chemicals in any affected IPCT.","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER C—AIR PROGRAMS","PART 63—NATIONAL EMISSION STANDARDS FOR HAZARDOUS AIR POLLUTANTS FOR SOURCE CATEGORIES","Subpart Q—National Emission Standards for Hazardous Air Pollutants for Industrial Process Cooling Towers"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-40.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:04Z","sha256":"0c726524b68e176c149d03091ebd3ccc038a17f72865699363e25bed41935146","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-63.401","next":"us/40-cfr-63.403"},"notice":"GroundRules: Original legal text. Not legal advice."}